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Mccb & mcb
- 2. MCBMCCB
MCBMiniature Circuit Breaker
! "#$!% & ! ' ($! ' ! ! ' #) * #+.
MCB- ! * ! !'1000 1 2% 34 5 2.
MCCBMoulded Case Circuit Breaker" 6 % 7 8 !9 %
:+% 0 8 ! !16000 (< $ 1 2
9 % (= > < '0 7 " ' +%223 4 5.
MCBMCCB
•:! ! @ AB ! C D ' * ' !.
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J E K% :! < L0.'MCB0 * ' #$! 8 M ! 5 7 N $'6-16
! 5 7 ! 1 2MCCB#$! : =.
•:7MCB' ! #$! # PMCCB5 7
! @ 8 ! 0 #$! 3 4# !' (Q ' #) * 2 3 4.
- 3. ' 5@0 R!' S ! D ' A T U! F! #$! CF: &؛8 !
' V ! 8 !MCB#$! 8V W
F! ! ' S ! ! X %!# !' 0'.
' '!' Y < V !." 8 ! !
' ' 2 " 7 0 ' & !MCB8 I
' K< ! 9 Z 8 ! #$! CF: T C D '.0 8 ! F!
' # 8 !MCB' ! % ' 0.
MCCB1600(< $ 6 % 1 2'.
' 5@0 R!' S ! D ' A T U! F! #$! CF: &
'' & X % ' ' C S%! $0.' V ! 8 !
F! +H ' !MCCBF! ! ' S ! ! X %
shunt trip:0 #$! CF: &' '!' Y < V !
' "I # (MCCB' ' 2 " 7 0 ' & !
Uv or under voltage:' K< ! 9 Z 8 ! #$! CF: T C D '
# ( $0uv' F 0 (.' # 8 !
R [63R ( +% 0125< $ 1 2H0 ' (MCCB
' F S 5@0 0 _A' '! _MCCB! (`FMCB#$!.
•! " # " $ %:' 5@0 R!' S ! D ' A T U! F! #$! CF: &
'' & X % ' ' C S%! $0
F! +H ' !
•&'( )* +shunt trip
' "I # (
! % ' 0 ('.
•Uv or under voltage
a (H0b $6 +S# ( $0
•MCBR [
•' F S 5@0 0 _A' '! _